>China trials its first advanced tools for AI chipmaking
>SMIC has tested a 28 nanometre Chinese-made DUV lithography machine and then utilising so-called multi-patterning techniques to produce 7nm chips, said two people with knowledge of the development.
>Machines such as the ones SMIC is trialling could also be pushed to produce 5nm processors at a lower yield
https://archive.ph/UKulo